This is ______ banana and that is _______ orange.

It seems quiteto expect a student to master 3000 words within only 2 days. style=”width:25.0%;padding:0cm 0cm 0cm 0cm”

His grandpa is __________ old __________ do anyhousework.

Doesn’t he lose heart even if the experiment hasn’t been working out— ________. Nothing defeats him.

____the sketch（short funny play） of Xiao Shenyang made a_____has been known to us all．